<template>
  <div>
    <!-- 面包屑导航 -->
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input placeholder="请输入内容" v-model="inpSearch" clearable>
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="inputSearch"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
    </el-card>

    <!-- 表格区域 -->
    <el-table :data="goodsList" border stripe>
      <el-table-column type="index" label="#"></el-table-column>
      <el-table-column label="商品名称" prop="goods_name"></el-table-column>
      <el-table-column
        label="商品价格(元)"
        prop="goods_price"
        width="95px"
      ></el-table-column>
      <el-table-column
        label="商品重量"
        prop="goods_weight"
        width="95px"
      ></el-table-column>
      <el-table-column label="创建时间" prop="add_time" width="140px">
        <template slot-scope="scope">
          {{ scope.row.add_time | FormatDateTime }}
        </template>
      </el-table-column>
      <el-table-column label="操作" width="125px">
        <template slot-scope="scope">
          <el-button size="mini" type="primary" icon="el-icon-edit"></el-button>
          <el-button
            size="mini"
            type="danger"
            icon="el-icon-delete"
            @click="removeGoods(scope.row.goods_id)"
          ></el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="queryInfo.pagenum"
      :page-sizes="[3, 5, 10, 15]"
      :page-size="queryInfo.pagesize"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
    >
    </el-pagination>
  </div>
</template>

<script>
import { getgoodsList, delgoods } from "@/api/categories";
export default {
  name: "",
  components: {},
  props: {},
  data() {
    return {
      //查询参数
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 10,
      },
      //保存商品列表信息
      goodsList: [],
      //总数据条数
      total: 0,

      // input 搜索框变量
      inpSearch: "",
    };
  },
  computed: {},
  watch: {},
  created() {
    this.getGoods();
  },
  methods: {
    // 获取商品列表数据
    async getGoods() {
      const res = await getgoodsList(this.queryInfo);
      // console.log("获取商品列表数据:", res);

      this.goodsList = res.goods;
      this.total = res.total;
    },

    // 下拉菜单变化触发
    handleSizeChange(newSize) {
      // console.log("handleSizeChange", newSize);
      //当页号发生改变时，更改pagesize，重新请求
      this.queryInfo.pagesize = newSize;
      this.getGoods();
    },

    // 分页的页码发生变化触发
    handleCurrentChange(newSize) {
      // console.log("handleCurrentChange");
      //当页码发生改变时，更改pagesize，重新请求
      // this.queryInfo.pagenum = newPage;
      this.queryInfo.pagenum = newSize;
      this.getGoods();
    },

    // 搜索框
    inputSearch() {
      if (this.inpSearch === "") {
        this.getGoods();
        return;
      }
      // console.log(123);
      // console.log(this.goodsList);
      const inpList = this.goodsList.find((item) => {
        return item.goods_name == this.inpSearch.trim();
        // console.log("item:", item.goods_name);
        // console.log("inp的值:", this.inpSearch);
      });
      // console.log(inpList);
      this.goodsList = [inpList];
    },

    // 删除列表数据
    async removeGoods(id) {
      // console.log("删除列表数据:", id);
      this.$confirm("此操作将永久删除该文件, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(async () => {
          // console.log("删除成功");
          await delgoods(id);
          this.$message.success("删除商品成功");
          this.getGoods();
        })
        .catch(() => {
          this.$message({
            type: "info",
            message: "已取消删除",
          });
        });
    },

    // 点击添加商品
    goAddPage() {
      // console.log("添加商品");
      this.$router.push("/goods/add");
    },
  },
};
</script>

<style scoped>
.fostPlace {
  margin-top: 13px;
  margin-right: -24px;
  z-index: 11;
}
</style>
